package com.ruoyi.common.core.context;

import com.alibaba.ttl.TransmittableThreadLocal;
import com.ruoyi.common.core.constant.SecurityConstants;
import com.ruoyi.common.core.text.Convert;
import com.ruoyi.common.core.utils.StringUtils;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * 获取当前线程变量中的 用户id、用户名称、Token等信息 注意： 必须在网关通过请求头的方法传入，同时在HeaderInterceptor拦截器设置值。 否则这里无法获取
 *
 * @author ruoyi
 */
public class SecurityContextHolder {
  private static final TransmittableThreadLocal<Map<String, Object>> THREAD_LOCAL =
      new TransmittableThreadLocal<>();

  public static void set(String key, Object value) {
    Map<String, Object> map = getLocalMap();
    map.put(key, value == null ? StringUtils.EMPTY : value);
  }

  public static String get(String key) {
    Map<String, Object> map = getLocalMap();
    return Convert.toStr(map.getOrDefault(key, StringUtils.EMPTY));
  }

  public static <T> T get(String key, Class<T> clazz) {
    Map<String, Object> map = getLocalMap();
    return StringUtils.cast(map.getOrDefault(key, null));
  }

  public static Map<String, Object> getLocalMap() {
    Map<String, Object> map = THREAD_LOCAL.get();
    if (map == null) {
      map = new ConcurrentHashMap<String, Object>();
      THREAD_LOCAL.set(map);
    }
    return map;
  }

  public static void setLocalMap(Map<String, Object> threadLocalMap) {
    THREAD_LOCAL.set(threadLocalMap);
  }

  public static Long getUserId() {
    return Convert.toLong(get(SecurityConstants.DETAILS_USER_ID), 0L);
  }

  public static void setUserId(String account) {
    set(SecurityConstants.DETAILS_USER_ID, account);
  }

  public static String getUserName() {
    return get(SecurityConstants.DETAILS_USERNAME);
  }

  public static void setUserName(String username) {
    set(SecurityConstants.DETAILS_USERNAME, username);
  }

  public static String getUserKey() {
    return get(SecurityConstants.USER_KEY);
  }

  public static void setUserKey(String userKey) {
    set(SecurityConstants.USER_KEY, userKey);
  }

  public static void remove() {
    THREAD_LOCAL.remove();
  }
}
